... the bearing.3.Can install a new type material,to play the role of sound-proofing, dissipation of heat4.Low noisy, no ... material fineness at your own wishes.Wood Powder machine specification: Model NO. 400 #500#(water-cooled)800#(water-cooling double chamber) ... , all kinds of edible fungus, etc and hundreds of difficult materials and is a ideal crusher in the industries of chemical engineering, building ...